MCU Information
| General information |
| Type | Microcontroller |
| Family | Mostek 3870 |
| CPU part number | MK3870/42N-00 |
| Frequency (MHz) ? | 4 |
| Package | 40-pin plastic DIP |
| | | Architecture / Microarchitecture |
| Data width | 8 bit |
| Physical memory (KB) | 4 |
| On-chip peripherals | Programmable binary timer |
| On-chip RAM | 64 scratchpad + 64 excutable |
| On-chip ROM | 4032 |
| | | Electrical/Thermal parameters |
| V core (V) ? | 5 ± 10% |
| Minimum/Maximum operating temperature (°C) ? | 0 - 70 |
| Typical/Maximum power dissipation (W) | 0.275 / 0.475 |
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